Showing structure for (1s,5r,6s)-1-{[(1s,4ar,6r,8ar)-6-hydroxy-5,5,8a-trimethyl-2-methylidene-hexahydro-1h-naphthalen-1-yl]methyl}-5-hydroxy-4-methyl-7-oxabicyclo[4.1.0]hept-3-en-2-one